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Finding the Fourth Proportional to 452,234.84, 624,052.86 and 251,015

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Solution

The fourth proportional to 452,234.84, 624,052.86 and 251,015 is: 346,383.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,234.84 : 624,052.86 = 251,015 : x
  2. Step 2: Convert to fraction form
    452,234.84/624,052.86 = 251,015/x
  3. Step 3: Cross multiply
    452,234.84x = 624,052.86 × 251,015
  4. Step 4: Simplify right side
    452,234.84x = 156,646,628,652.90
  5. Step 5: Solve for x
    x = 156,646,628,652.90/452,234.84
  6. Step 6: Final answer
    x = 346,383.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.